RUMORED BUZZ ON ER:YB:YAB CRYSTAL

The nonradiative changeover fees Keep to the system WNR = W (0) exp(-alphap), wherever p is the volume of phonons matching the Vitality gap. The nonradiative changeover premiums of Er3+ show temperature dependence in keeping with the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative leisure charges is complex from the